Choose your Installation type
Fuel Only
General Relay Board Wiring
Wiring Harness Base
Here are the basic harness legs included in a Fuel Only application, or a complete installation.
- Intake Air Temperature (IAT) also called Manifold Air Temperature (MAT)
- Warmup / Coolant temperature
- Throttle position sensor
- Fuel injectors
- Fuel Pump
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Intake Air Temperature Sensor |
Warmup / Coolant Temperature Sensor | Fuel Injectors |
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| Throttle Position Sensor (Universal) | Throttle Position Sensor (CB) | Fuel Pump |
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Hall Sensor / IGN4
| General Relay Board Wiring | |||
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Detailed Relay Board Wiring |
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Fuel System |
Basic Sensors |
Hall Crank Sensor |
IGN-4 Wasted Spark Coil |
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Wiring Harness Additions
These are the additional wiring harness components added to the Fuel Only system found at the top
- Hall crank position sensor
- IGN-4 wasted spark ignition coil
| Hall Crank Sensor | IGN-4 Wasted Spark Coil | |
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VR Sensor / IGN4
| General Relay Board Wiring | |||
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Fuel System |
Basic Sensors |
VR Crank Sensor |
IGN-4 Wasted Spark Coil |
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Wiring Harness Additions
These are the additional wiring harness components added to the Fuel Only system found at the top
- VR Crank Position Sensor
- IGN-4 wasted spark ignition coil
| Hall Crank Sensor | IGN-4 Wasted Spark Coil | |
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LC-2 Wideband Controller
Connecting your Innovate LC-2 wideband controller to the relay board and optional dash gauge
Connecting to the Relay Board (ALL configurations)
Connecting wires to the Relay Board 
click to download and print
Non standard or special configuration options
IGN4-VW Wasted Spark coil to MS2 v3.57
LS2 Logic coils running as wasted spark to MS2 v3.57
Bosch 2 wire idles control solenoid MS2 v3.57
Other helpful diagrams
Preventing engine run-on when with aftermarket Ignition
Special care must be taken to ensure the cathode (stripe side) is in the proper orientation
(This can also be installed at the dash bulb for a clean engine bay)
